Foil alternative that is reusable & safe for the environment. WHY YOU NEED IT: Color & lightener hugs the mesh strips, eliminating slippage. Transparent, seeing your color right through for easy processing. Easily folded, fantastic for spaced out highlighting. Convenient sized 6x11" Pre-cut Mesh sheets. Re-usable; just spray down, then wash with hot soapy water and dry or disinfect.